2926 Saint Nicholas. Built September 1907. First shed allocation Old Oak Common. Half-cone boiler fitted April 1909, but reverted to full-cone boiler with superheater November 1910. Outside steam pipes fitted June 1934. August 1950 and last shed allocation Chester. Withdrawn September 1951.

2927 Saint Patrick. Built September 1907. First shed allocation Cardiff Canton. Half-cone boiler with superheater fitted October 1910. Reverted to full-cone boiler July 1911. Outside steam pipes fitted July 1945. August 1950 and last shed allocation Swindon. Withdrawn December 1951.

2928 Saint Sebastian. Built September 1907. First shed allocation Exeter. Superheated February 1911. Last shed allocation Westbury. Withdrawn August 1948.

Please note that table shows changes in boiler type only. For example, 4003 Lode Star was withdrawn in 1951 with its seventeenth boiler, but as all were of the full-cone type, no boiler changes are shown.